Automatic By-Pass Differential Valve - 22mm Angled Differential bypass valve is designed to prevent a pump from working against a closed circuit when all the 2 port control valves or thermostatic radiator valves have closed. Suitable for radiator, heating and chilled water circuits.

• 22mm compression connections
• Max. operating pressure : 10 bar
• Max. operating temperature : 100°C
• Adjustment : 1 to 5 m H₂O, 0.1 to 0.5 bar